The promise of a petite range is that nothing needs altering. The reality is that most of it still does. Here is how to find the pieces that genuinely do not.
There is a particular disappointment in buying from a petite range, getting the dress home, and finding it still needs two inches off the hem. It happens often, because petite is drafted to an average within a range rather than to you.
The good news is that some shapes are far more tolerant than others, and once you know which, buying gets considerably easier. This is a guide to the cuts that arrive already right.
Why Most Dresses Need Altering
Almost every alteration on a dress is one of three things: the hem is wrong, the waist seam is wrong, or the shoulder is wrong. A dress that needs none of them is a dress with no fixed vertical reference points, or with adjustable ones.
That is the whole principle. Anything that sets a seam at a fixed distance from the shoulder is making an assumption about your torso. Anything that ties, gathers or wraps is letting you make the decision instead.
The Shapes That Arrive Already Right
The Wrap and the Faux Wrap
The tie finds your waist rather than imposing one, and the crossover neckline adjusts with it. If you buy one dress from a regular range and expect it to work, make it this one.
Anything Smocked or Shirred at the Middle
Smocking stretches across several inches, so a waist that would be an inch low on you simply sits where your body puts it. This is why smocked tiered dresses are quietly the easiest thing to buy at a shorter height.
The Tie Waist
A separate sash does the same job as a wrap without the neckline commitment. Look for belt loops or a channel, so the tie stays where you put it.
The Empire Line
The seam sits directly under the bust, which is the shortest vertical drop on any dress and therefore the smallest possible error. It is the most forgiving fixed seam there is.
The Elasticated or Drawstring Waist
Less formal than the others and entirely reliable. On a midi in a soft fabric it reads as a design choice rather than a compromise.
The Shapes That Almost Always Need Work
The structured sheath, because the waist seam is fixed and there is no volume to disguise it sitting low.
The fitted shirt dress, for the same reason, with the added problem that the button placket makes the seam position obvious.
Anything with a horizontal panel or a color block across the middle, which draws a line at a point chosen by the pattern rather than by you.
The bias cut slip, which hangs from the shoulder with nothing to adjust and therefore lands wherever its length puts it.
A dress that ties, wraps or smocks at the waist is letting you decide where your waist is. Most dresses do not.
Length, and the Number to Carry
A midi is defined relative to the calf, so on a shorter frame the same garment lands lower and can read closer to a maxi. That is not a problem in itself, but it is the most common reason a dress feels wrong without the wearer being able to say why.
Measure from the top of your shoulder to the point on your calf where you want a hem to end, and keep the number. Most good listings give a shoulder to hem measurement, and the ones that do not can usually be asked. That single number does more than any size chart.
As a rough guide, a midi that works at 5 feet 3 is usually somewhere around 42 to 45 inches from the shoulder, against 46 to 48 on a regular block. If a listing says 50 inches, it will be at your ankle whatever the label says.
The Details Worth Checking Before You Buy
Adjustable Straps
Not glamorous and enormously useful. A strap you can shorten fixes a bodice sitting low, which is otherwise the hardest thing to correct.
Where the Sleeve Ends
A three quarter sleeve on a regular block often arrives at the wrist. If you like the length, buy it. If you wanted three quarters, check the sleeve measurement rather than the description.
The Shoulder Seam
Look at the photograph and find the seam. If it sits on the model's shoulder point and the model is 5 feet 9, it will sit down your arm. A deliberately dropped shoulder is fine, because it is meant to be there.
Where Any Horizontal Seam Falls
On a tiered dress, count the tiers and look at where the first seam lands. High is forgiving. At the hip is not.
Proportion, Once It Fits
Fit is most of it, and a couple of styling habits do the rest.
Keep the vertical line unbroken where you can. A long open cardigan, a blazer left undone, or a narrow scarf hanging straight down all lengthen the look far more than any rule about hem lengths.
Match the shoe to the leg rather than to the dress. A nude or tonal shoe continues the leg to the floor. A dark shoe against a bare leg draws a line at the ankle.
Keep the layer above the waist or open at the front. A hip-length jacket over a midi divides the body into three, and at any height that is the least helpful arrangement there is.
Buying From a Regular Range
Most retailers do not cut petite, so the realistic question is how to buy well from a regular range rather than where to find a petite one.
Look for the shoulder to hem measurement in the listing, and treat it as the only number that matters. A dress described as midi at 46 inches and one described as midi at 51 inches are different garments, and the word will not tell you which is which.
Look for adjustable straps, a tie, a drawstring or smocking somewhere in the description. Any one of those means the garment can be made to fit rather than hoping it already does.
Look at the model's height, which good retailers state. If she is 5 feet 10 and the dress is at her calf, it will be nearer your ankle.
Read the reviews for the word hemmed. If several people mention having it shortened, that is a reliable signal about how it runs.
Three Outfits That Work Straight Away
A smocked tiered midi with a flat sandal and a straw bag, for summer. The smocking sets the waist and nothing needs altering.
A wrap dress with a knee boot and a long open cardigan, for fall. The tie sets the waist, and the cardigan draws a vertical line from shoulder to knee that lengthens everything.
An empire line in a fluid fabric with a low heel, for an occasion. The seam sits under the bust, which is the shortest drop on any dress and the hardest one to get wrong.
Storing and Caring
Hang a woven dress by the loops at the waist seam if it has them, which keeps the weight off the shoulders. Fold anything knitted. Both rules matter more on a garment that has been altered, because an altered hem is doing more work than an original one.
Dresses That Sit Right Off the Rack
The Short Version
Buy shapes that let you set the waist: wraps, ties, smocking and empire lines. Avoid fixed waist seams with no volume to hide them. Carry your shoulder to hem measurement and use it instead of the word midi. Then keep the line above the waist unbroken and let the dress do the rest.